Chemistry, 14.01.2021 22:00 shainaanderson24

This drawing shows the internal anatomy of a sponge. What does the arrow in the middle represent?

A. the direction of the sponge's travel through the water

B. the path sperm take to fertilize the egg of a sponge

C. the flow of water through the body of a sponge

D. the path food takes through the digestive system of a sponge

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This drawing shows the internal anatomy of a sponge. What does the arrow in the middle represent?